Drillco 5350A Series High-Speed Steel Extra-Long Length Finishing Center Cutting End Mill， Uncoated (Bright) Finish， 4 Flute， 30 Degrees Helix， Square Nose End， 3" Cutting Length， 1/2" Cutting Diameter， 5" Length， 1/2" Shank Diameter<img src="http://ecx.images-amazon.com/images/I/21fiXt0wHTL.jpg" noproxy>